package com.ynny.dao;

import com.ynny.bean.Users;

public interface CoursesManager {

    //更新待选课程记录方法
    public void updateCourses(String courseName);
    //查询待选课程记录方法
    public void queryCourses();
    //选课方法
    public void selectCourses(String number,String courseName);
}
